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35
5 BASIC TROUBLESHOOTING
Problem
Possible Cause
Solution
No Water
Water supply stopped
Restore water supply
Booster Pump not working
Contact a ULS agent
Pressure at the tap water
too low
Call service to have an
external booster pump
installed by a professional
engineer
Solenoid valve RO
dispensing failure
Replace solenoid valve.
Contact a ULS agent
Water flow slow
AccuDuo P Pack clogged
Replace AccuDuo P Pack
Reverse osmosis (RO)
membrane clogged
Replace RO membrane
Final filter clogged
Replace final filter
UP Resistivity
dropped at
dispensing
AccuDuo U Pack cartridge
is exhausted
Replace accuDuo U Pack
cartridge
RO water failure
Wait till RO water passes
quality parameter
If RO indicator light blinks
for a long period of time,
then RO membrane needs
to be replaced.
Resistivity sensor or meter
failure
Replace relevant parts
Water leakage
Leak from connections
Shut off power and water
supply.
Remove system side
panels, turn on water supply
and check leaking points.
Reconnect or replace
leaking parts.
